Vulnerability · Published Aug 26, 2021 · Assigned by GitHub_M
CVE-2021-29487Authentication bypass in Octobercms
High 7.4
In plain English
A high-severity improper authentication in october from octobercms. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
octobercms in a CMS platform based on the Laravel PHP Framework. In affected versions of the october/system package an attacker can exploit this vulnerability to bypass authentication and takeover of and user account on an October CMS server. The vulnerability is exploitable by unauthenticated users via a specially crafted request. This only affects frontend users and the attacker must obtain a Laravel secret key for cookie encryption and signing in order to exploit this vulnerability. The issue has been patched in Build 472 and v1.1.5.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | october/system | 1.0.472 | GHSA-h76r-vgf3-j6w5 |
| Packagist | october/system | 1.1.5 | GHSA-h76r-vgf3-j6w5 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| octobercms | october | >= 1.0.471, < 1.0.472>= 1.1.1, < 1.1.5 |
Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
References
- https://github.com/octobercms/library/commit/016a297b1bec55d2e53bc889458ed2cb5c3e9374 x_refsource_MISC
- https://github.com/octobercms/library/commit/5bd1a28140b825baebe6becd4f7562299d3de3b9 x_refsource_MISC
- https://github.com/octobercms/october/security/advisories/GHSA-h76r-vgf3-j6w5 x_refsource_CONFIRM